85966420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{51787}}^1$

素因数の和:51879

約数の個数: 24

約数和(自身を含む): 182708064

約数和(自身を除く): 96741644

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 51787, 103574, 207148, 258935, 517870, 1035740, 4298321, 8596642, 17193284, 21491605, 42983210, 85966420]

約数ペア:

[(1, 85966420), (2, 42983210), (4, 21491605), (5, 17193284), (10, 8596642), (20, 4298321), (83, 1035740), (166, 517870), (332, 258935), (415, 207148), (830, 103574), (1660, 51787)]